CN107234927B - Vehicle bridge component - Google Patents
Vehicle bridge component Download PDFInfo
- Publication number
- CN107234927B CN107234927B CN201710190078.8A CN201710190078A CN107234927B CN 107234927 B CN107234927 B CN 107234927B CN 201710190078 A CN201710190078 A CN 201710190078A CN 107234927 B CN107234927 B CN 107234927B
- Authority
- CN
- China
- Prior art keywords
- vehicle bridge
- matching surface
- bridge component
- groove
- differential mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/121—Power-transmission from drive shaft to hub
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/40—Constructional details characterised by features of the rotating cases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/14—Torque-transmitting axles composite or split, e.g. half- axles; Couplings between axle parts or sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
- B60B35/163—Axle housings characterised by specific shape of the housing, e.g. adaptations to give space for other vehicle elements like chassis or exhaust system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/037—Gearboxes for accommodating differential gearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2320/00—Manufacturing or maintenance operations
- B60B2320/10—Assembling; disassembling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/511—Sealing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H2048/382—Methods for manufacturing differential gearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Retarders (AREA)
- General Details Of Gearings (AREA)
Abstract
A kind of vehicle bridge component, the vehicle bridge component include with the vehicle bridge shell for receiving the center portion of differential mechanism, the first vehicle bridge pipe from center portion extension and the second vehicle bridge pipe from center portion extension.The center portion has the opening limited by axle flange.The axle flange has the first matching surface.The vehicle bridge component further includes differential mechanism carriage assemblies, which has the differential mechanism being mounted on carrier.The carrier has carrier flange, which has the second matching surface.First matching surface is sealed to second matching surface by sealing device.At least one of first matching surface and/or second matching surface include groove.
Description
Technical field
A kind of vehicle bridge component of heavy vehicle the present invention relates to vehicle bridge component, particularly for such as truck or bogie.
Background technique
Road vehicle including rear driven vehicle bridge is known.These rear axles include ring gear and pinion gear and differential
Device.The pinion gear drives via the drive shaft being connected on prime mover (such as engine).The pinion gear and drive shaft surround
The longitudinal axis of the vehicle rotates.The pinion gear enables the ring gear to surround relative to the vehicle side together with the ring gear
It is rotated to the axis of orientation.The crown gear wheel drive differential mechanism, the differential mechanism drive right-hand side drive shaft and left-hand side
Drive shaft (is referred to as semiaxis).The right-hand side drive shaft drives the right-hand side wheel being rotatably mounted in the vehicle bridge, and
The left-hand side drive shaft drives the left-hand side wheel being rotatably mounted in the vehicle bridge.By this method, which can be on ground
It is driven on face.
The ring gear, pinion gear and differential assembly need to lubricate and cooling, and fluid (typically oily) will execute
This dual function.The ring gear, pinion gear and differential assembly are installed on differential mechanism carriage assemblies, the differential mechanism carrier
Component is fixed to the vehicle bridge shell by bolt.When vehicle is driven, vehicle bridge shell and differential mechanism carriage assemblies are subjected to hanging down
Straight power, longitudinal force and twisting resistance, these power cause the deformation of vehicle bridge shell and differential mechanism carriage assemblies.This causes fluid from differential
Generated clearance leakage between device carriage assemblies and vehicle bridge shell.
It is known that include gasket or sealant between differential mechanism carriage assemblies and vehicle bridge shell to prevent from leaking, but
It is that fluid leakage can still occur.This is the particular problem for light car axle shell, for these light car axle shells,
Reduced weight leads to bigger deformation.
Fluid leads to high warranty costs from the leakage of vehicle bridge shell, and therefore need have to vertical force, longitudinal force and
Twisting resistance has the vehicle bridge component for improving tolerance.
Summary of the invention
To according to the present invention, provide a kind of vehicle bridge component, which includes having for receiving differential mechanism
The vehicle bridge component of the vehicle bridge shell of center portion extends from the first vehicle bridge pipe of center portion extension and from the center portion
The second vehicle bridge pipe, which has the opening that is limited by axle flange, and the axle flange is with the first matching surface.It should
Vehicle bridge component further includes differential mechanism carriage assemblies, which has the differential mechanism being mounted on carrier, the carrier
With carrier flange, which has the second matching surface.First matching surface is sealed to this by sealing device
Second matching surface.At least one of first matching surface and/or second matching surface include groove.
The groove can be formed at least one of first matching surface and/or second matching surface, be made
It obtains at least one of first matching surface and/or second matching surface and forms the wall for surrounding the groove.The groove can
To be formed at least one of first matching surface and/or second matching surface so that the groove and this at least
The outer rim of one the first matching surface and/or the second matching surface is spaced apart.The groove can be formed on first cooperation table
In at least one of face and/or second matching surface, so that the groove and at least one first matching surface and/or the
The inner edge of two matching surfaces is spaced apart.The groove can not extend at least one first matching surface and/or the second cooperation
The outer rim on surface.The groove can not extend to the inner edge of at least one first matching surface and/or the second matching surface.It should
Groove can form groove at least one of first matching surface and/or second matching surface.The groove can
To be the hollow portion at least one of first matching surface and/or second matching surface.The groove can be
Recess at least one of first matching surface and/or second matching surface.The groove can have continuously
Outer rim or wall, the continuous outer rim or wall be formed in first matching surface and/or second matching surface this at least one
In the flat surfaces of person.
The groove can accommodate, accommodate or the sealing device comprising certain volume.
It advantageously, include that groove reduces the leakage of fluid from vehicle bridge shell at least one of these matching surfaces.
The groove makes it possible to include thicker sealing device, between the thicker sealing device is bigger than standard sealing device filling
Gap.Because the gap to be filled is bigger, then the local thickness of the sealing device is thicker and this part is thicker sealing device
It can preferably bear to bend and be thus better protected from fluid leakage.
The center portion can be formed by casting.The opening can be generally circular.First matching surface can
To be generally flat.
The differential mechanism carriage assemblies may include being in the ring gear that driving engages with pinion gear.The carrier can be casting
's.The carrier flange can be generally circular.Second matching surface can be generally flat.
The sealing device may include mechanical sealing member, such as gasket or sealant, and such as gasket production glue or flange are close
Seal agent.The mechanical sealing member may include ductile material.Ductility is that material is permanently deformed without rupturing when by applied force
Ability.The degree that sample is stretched to before fracturing is its percentage elongation.The elongation of mechanical sealing member can be more than should
The thickness of sealing device 200%, preferably more than the sealing device thickness 500%.The ductile material may include
Polymer, such as silicone.The sealing device can be elastomer sealants.
The groove can be elongated.The groove can be relative to first matching surface and/or second matching surface
Circumferential orientation.The groove can be around less than the 45 degree extensions, preferably of first matching surface and/or second matching surface
Less than 30 degree, even more preferably less than 20 degree.The groove can have length less than 200 millimeters, preferably less than 100 millimeters.
The groove can have the depth less than 2 millimeters.The groove can preferably have the depth less than or equal to 1 millimeter.This is recessed
Slot can machine in first matching surface and/or second matching surface.Alternatively, the groove can this first
It is cast in matching surface and/or second matching surface.
The axle flange can have multiple fastener holes.Multiple fastener hole can be around the axle flange circumferentially
It is spaced apart.Multiple fastener hole can be threaded to receive stud or bolt.
The groove can have the first end of neighbouring first fastener hole and the second end with neighbouring second fastener hole,
Wherein, first fastener hole and second fastener hole position with surrounding the circumferential order of the axle flange.
The axle flange and/or the carrier flange may include the first recess and the second recess to accommodate the ring gear.It should
Groove can be located at one of neighbouring first recess or second recess on first matching surface.The vehicle bridge component can be with
Including being located at and the second groove on the same matching surface of the first groove.Second groove can neighbouring first recess or should
The other of second recess positions.
Detailed description of the invention
The present invention is only described by way of example with reference to the drawings, in the accompanying drawings:
Fig. 1 is the exploded view of vehicle bridge component according to the present invention；
Fig. 2 is the exploded view of the vehicle bridge component of Fig. 1；
Fig. 3 is the plan view of the vehicle bridge shell of the vehicle bridge component of Fig. 1 and Fig. 2；And
Fig. 4 is the local perspective view of the vehicle bridge shell of Fig. 3.
Specific embodiment
Referring to Fig. 1 to Fig. 4, vehicle bridge component 10 according to the present invention is shown.Vehicle bridge component 10 includes 11 He of vehicle bridge shell
Differential mechanism carriage assemblies 15.
Vehicle bridge shell 11 is limited by first part 12, second part 14 and center portion 20 (also referred to as central cavity).
First part 12 includes the first vehicle bridge with first end 16a (or outboard end) and second end 16b (or inner end)
Pipe 16 (being left-hand side vehicle bridge pipe or left hand side body supporting leg in that case).First vehicle bridge pipe 16 has in first end 16a
The first opening (not shown) at place and the second opening (not shown) at second end 16b.
Second part 14 includes the second vehicle bridge with first end 18a (or outboard end) and second end 18b (or inner end)
Pipe 18 (being right-hand side vehicle bridge pipe or right hand side body supporting leg in that case).Second vehicle bridge pipe 18 has in first end 18a
The first opening 18c at place and the second opening (not shown) at second end 18b.
Center portion 20 is hollow structure, by the metal casting of such as cast iron.Center portion 20 includes opening 22, the opening
It is generally circular.Opening 22 is limited by axle flange 24.Axle flange 24 is generally annular and has generally
Flat matching surface 26.First matching surface 26 include 12 fastener hole 28a, 28b, 28c, 28d, 28e, 28f, 28g,
28h, 28i, 28j, 28k, 28l, these fastener holes are circumferentially spaced around the first matching surface 26.These fastener holes
Each of 28a, 28b, 28c, 28d, 28e, 28f, 28g, 28h, 28i, 28j, 28k, 28l are threaded.
Axle flange 24 further includes a pair of of recess 30a, 30b and groove 60.
This is to recess 30a, 30b from the opening 22 that axle flange 24 extends to center portion 20.Recess 30a is located at vehicle bridge
On the upper part 24a of flange 24 and recess 30b is located on the low portion 24b of axle flange 24.
Groove 60 is elongated and has first end 62 and second end 64.Groove 60 is positioned adjacent in axle flange
Recess 30a on 24 upper part 24a.The first end 62 of groove 60 is positioned adjacent to the fastening in the first matching surface 26
Part hole 28a, and the second end 64 of groove 60 is positioned adjacent to the fastener hole 28l in the first matching surface 26.Fastener
Hole 28a is positioned adjacent to fastener hole 28l around the periphery of the first matching surface 26.The length of groove 60 is less than 200 millimeters
And around extending less than 30 degree for the first matching surface 26.The groove has about 1 millimeter of depth.Groove 60 is convex by vehicle bridge
Continuous boundary or wall in the generally flat matching surface 26 of edge 24 surround, thus in the generally flat matching surface
Groove is formed in 26.
First vehicle bridge pipe 16 is connected to center portion 20, so that second at the second end 16b of the first vehicle bridge pipe 16 opens
Mouth is passed through center portion 20.Similarly, the second vehicle bridge pipe 18 is connected to center portion 20, so that the second of the second vehicle bridge pipe 18
The second opening at the 18b of end is passed through center portion 20.By this method, the first vehicle bridge pipe 16 and the second vehicle bridge pipe 18 pass through central portion
Divide 20 connections.
Differential mechanism carriage assemblies 15 have carrier 32.Carrier 32 includes carrier flange 34 and installation part 40.Carrier flange 34
It is generally annular and there is the second generally flat matching surface 36.Second matching surface 36 includes 12 fastenings
38a, 38b, 38c, 38d, 38e, 38f, 38g, 38h, 38i, 38j, 38k, 38l (are illustrated only wherein in fig. 1 and 2 in part hole
It is some), these fastener holes are circumferentially spaced around the second matching surface 36.These fastener holes 38a, 38b, 38c, 38d,
Each of 38e, 38f, 38g, 38h, 38i, 38j, 38k, 38l are threaded.
Installation part 40 supports ring gear 42 and differential mechanism 46.
Differential mechanism carriage assemblies 15 include the multiple bearings for being pivotably supported pinion gear 44.In addition multiple bearings can revolve
Turn ground support ring gear 42.These bearings are installed on the installation part 40 being connected with differential mechanism carriage assemblies 15.Ring gear 42
It is in and is engaged with pinion gear 44 in a manner known in the art.
The size and shape of center portion 20, which is determined to be, accommodates ring gear 42, pinion gear 44, differential mechanism 46 and installation part
40.The size and shape of opening 22, which is determined to be, allows ring gear 42, pinion gear 44, differential mechanism 46 and installation part 40 to pass through opening
It 22 and is accepted in center portion 20.The size and location of recess 30a, 30b in axle flange 24 are determined to be offer
Thus the exceptional space of outer diameter for ring gear 42 helps to be preced with when assembling vehicle bridge shell 11 and differential mechanism carriage assemblies 15
The rotation of gear 42.Differential mechanism carriage assemblies 15 serve as lid to close the opening 22 of center portion 20.By this method, for moistening
The fluid (such as oily (not shown)) of sliding and cooling ring gear 42, pinion gear 44 and differential mechanism 46 can be retained in vehicle bridge shell
11 and differential mechanism carriage assemblies 15 in.
Following assembling vehicle bridge component 10.
Pinion gear 44 is mounted on carrier 32.Ring gear 42 and differential mechanism 46 are mounted on to the installation part 40 of carrier 32
On.
Make differential mechanism carriage assemblies 15 (ring gear 42, pinion gear 44 and differential mechanism 46 are mounted on) and vehicle bridge shell
11 are in contact, so that ring gear 42, pinion gear 44 and differential mechanism 46 and installation part 40 are accommodated in center portion 20.
By a layer sealing agent 54 (for example, elastomer sealants, such as silicone sealant, such as DOW CORNING (Dow Corning)
7091, happy Thailand (Loctite) 509, happy Thailand 518, forever solid (Permabond) LH195 or LH197 admittedly forever) it is applied to the first cooperation
Surface 26.Using sealant 54 to fill the groove 60 in the first matching surface 26.
The second matching surface 36 and the layer sealing agent 54 on the first matching surface 26 for making differential casing component 14
It is in contact, so that fastener hole 38a, 38b, 38c, 38d, 38e, 38f, 38g, 38h, 38i in the second matching surface 36,
Each of 38j, 38k, 38l in the first matching surface 26 fastener hole 28a, 28b, 28c, 28d, 28e, 28f,
Each of 28g, 28h, 28i, 28j, 28k, 28l alignment.Sealant 54 is in the first matching surface 26 and the second matching surface
Sealed connection is provided between 36.
Screw bolt or stud 48 (only showing wherein 4 in fig. 1 and 2) pass through the fastener of the second matching surface 36
The fastener hole of hole 38a, 38b, 38c, 38d, 38e, 38f, 38g, 38h, 38i, 38j, 38k, 38l and the first matching surface 26
28a, 28b, 28c, 28d, 28e, 28f, 28g, 28h, 28i, 28j, 28k, 28l are to be fastened to vehicle bridge shell for carriage assemblies 15
11.Screw bolt 48 has the second threaded portion 48b with threaded portion 48a at one end and at its other end.This
The threaded portion 48a of each of a little screw bolts 48 in the first matching surface 26 these fastener holes 28a, 28b,
The threaded portion (not shown) of each of 28c, 28d, 28e, 28f, 28g, 28h, 28i, 28j, 28k, 28l engage.These
The threaded portion 48b of each of screw bolt 48 in the second matching surface 36 fastener hole 38a, 38b, 38c, 38d,
The threaded portion (not shown) of each of 38e, 38f, 38g, 38h, 38i, 38j, 38k, 38l engage.
Vehicle bridge component 10 is connected to engine by drive shaft (not shown), which passes through differential mechanism carriage assemblies 15
In opening 58 extend to pinion gear 44.Engine (not shown) causes drive shaft (not shown) and pinion gear 44 around vehicle
The longitudinal axis of (not shown) rotates.
The driving of pinion gear 44 is bonded to ring gear 42 and the ring gear is surrounded relative to the vehicle (not shown) side
It is rotated to the axis of orientation.
Left-hand side drive shaft 50 extends through the opening (not shown) in left-hand side vehicle bridge pipe 16, and right-hand side drive shaft
52 extend through the opening 18c in right-hand side vehicle bridge pipe 18.
By this method, cause left-hand side drive shaft 50 and right-hand side drive shaft 52 in the direction relative to vehicle oriented sideways
Upper rotation.Left-hand side drive shaft 50 drives the left-hand side wheel (not shown) being rotatably mounted in the vehicle bridge, and the right hand
Side drive shaft 52 drives the right-hand side wheel being rotatably mounted in the vehicle bridge.
Differential mechanism 46 and ring gear 42 interact so that for example when vehicle is around turning left-hand side drive shaft 50 when driving
It can be rotated with right-hand side drive shaft 52 with friction speed.
In the moving process of vehicle, vehicle bridge shell 11 and differential mechanism carriage assemblies 15 are exposed to by vehicle, wheel and half
Vertical force caused by the movement of axis, longitudinal force and twisting resistance.
These power cause the deformation of vehicle bridge component 10.By in groove 60 and in the first matching surface 26 and the second cooperation
Sealant 54 among surface 36 prevents and forms gap between vehicle bridge shell 11 and differential mechanism carriage assemblies 15.
The elongation of sealant material be applied to the sealant of the first matching surface 26 thickness 600%.It is using
In, the additional seal agent 54 in groove 60 can be deformed to fill and act on vehicle bridge component 10 due to caused by the movement of vehicle
On vertical force, longitudinal force and twisting resistance and be in addition possibly formed between vehicle bridge shell 11 and differential mechanism carriage assemblies 15 appoint
What gap.By this method, it is therefore prevented that fluid is from vehicle bridge component internal leakage.
Between the fastener hole that groove 60 is positioned adjacent to, so that sealant 54 is provided at vehicle bridge component 10
At screw bolt or the fastening of stud 48 or the region being fixed together, that is, sealant 54 is provided at when vehicle bridge group
Part 10 has to be formed at the region of the risk in gap when being exposed to vertical force, longitudinal force and/or twisting resistance.
Groove 60 is positioned adjacent to recess 30a, 30b, because this is wherein the first matching surface 26 of axle flange 24
The region that is reduced of width.This region of axle flange 24 have vehicle bridge component 10 be exposed to vertical force, longitudinal force and/
Or the risk in gap is formed when twisting resistance.
In embodiment described above, the center portion 20 of vehicle bridge shell 11 and the groove on the first matching surface 26
60 cast together.In alternative embodiments, groove can be formed by machining.
In embodiment described above, groove 60 is positioned adjacent on the upper part 24a of axle flange 24
Recess 30a, the first end 62 of further groove 60 is positioned adjacent to fastener hole 28a, and the second end 64 of groove 60 is determined
Position is at neighbouring fastener hole 28l.Fastener hole 28a is adjacent to fastener hole 28l.Fastener hole 28a, 28l is positioned about vehicle
The periphery of bridge flange 24 or circumference are each other closely or continuous or physically neighbouring or adjacent.In alternative embodiments, groove can
With the recess 30b being positioned adjacent on the low portion 24b of axle flange 24, the first end 62 of further groove is oriented
Neighbouring fastener hole 28f, and the second end 64 of groove is positioned adjacent to fastener hole 28g.The neighbouring fastening of fastener hole 28f
Part hole 28g.Periphery that fastener hole 28f, 28g is positioned about axle flange 24 or circumference are each other closely or continuous or object
It manages neighbouring or adjacent.In alternative embodiments, groove may be oriented such that first end 62 adjacent to fastener hole 28a,
One of 28b, 28c, 28d, 28e, 28f, 28g, 28h, 28i, 28j, 28k, 28l, and second end 64 is adjacent to these fastenings
Both the in part hole, this in these fastener holes both the is oriented and the one in these fastener holes is adjacent
Closely, continuously or closely or physically neighbouring or adjacent.
In embodiment described above, groove 60 is located on the first matching surface 26 of axle flange 24.It is real in substitution
It applies in example, which can be located on the second matching surface 36 of differential mechanism carriage assemblies 15.Groove can be in differential mechanism carrier
It is machined in second matching surface 36 of component 15.By this method, having reeded differential mechanism carriage assemblies 15 can be retrofitted to
Existing vehicle bridge component.
In embodiment described above, sealant is silicone sealant.In alternative embodiments, sealant may include
Suitable for the first matching surface 26 being adhered to and/or sealing to any material of the second matching surface 36, such as any gasket system
Make glue.In alternative embodiments, sealant can be gasket, the gasket for example including silicone.
In embodiment described above, and as depicted in figs. 1 and 2, screw bolt or stud 48 are at its every one end
With threaded portion 48a, 48b.In alternative embodiments, it can be used and have threaded bolt at only one end.
In embodiment described above, axle flange 24 and carrier flange 34 respectively have 12 fastener holes.In
It may include any amount of fastener hole on axle flange 24 and carrier flange 34 each in alternate embodiment.
Claims (23)
1. a kind of vehicle bridge component, the vehicle bridge component include with for receiving the center portion of differential mechanism vehicle bridge shell, from this
The first vehicle bridge pipe that center portion extends and the second vehicle bridge pipe extended from the center portion；
The center portion has the opening limited by axle flange, which has the first matching surface；
The vehicle bridge component further includes differential mechanism carriage assemblies, which has the differential mechanism being mounted on carrier,
The carrier has carrier flange, which has the second matching surface；
First matching surface is sealed to second matching surface by sealing device；
Wherein, at least one of first matching surface and second matching surface include the first groove, wherein this is first recessed
Slot be it is elongated, be circumferential orientation and around first matching surface and/or second matching surface less than 30 degree
Extend.
2. vehicle bridge component according to claim 1, wherein the differential mechanism carriage assemblies include being in driving with pinion gear to connect
The ring gear of conjunction.
3. vehicle bridge component according to claim 2, wherein the axle flange includes the first recess and the second recess to accommodate
The ring gear.
4. vehicle bridge component according to claim 3, wherein first groove is located on first matching surface, adjacent to this
One of first recess or second recess.
5. vehicle bridge component according to claim 4, wherein first matching surface include neighbouring first recess or this
Second groove of the other of two recesses positioning.
6. vehicle bridge component according to any one of claims 1-5, wherein the sealing device includes mechanical sealing member.
7. vehicle bridge component according to any one of claims 1-5, which includes gasket or sealant.
8. vehicle bridge component according to claim 6, wherein the mechanical sealing member includes ductile material.
9. vehicle bridge component according to claim 8, wherein the ductile material includes polymer.
10. vehicle bridge component according to claim 9, wherein the polymer is silicone.
11. vehicle bridge component described in any one of -5 and 8-10 according to claim 1, wherein first groove around this first
Matching surface and/or second matching surface extend less than 20 degree.
12. vehicle bridge component described in any one of -5 and 8-10 according to claim 1, wherein first groove has less than 200
The length of millimeter.
13. vehicle bridge component described in any one of -5 and 8-10 according to claim 1, wherein the length of first groove is less than
100 millimeters.
14. vehicle bridge component described in any one of -5 and 8-10 according to claim 1, wherein first groove has less than 2 millis
The depth of rice.
15. vehicle bridge component according to claim 14, wherein the depth of first groove is less than or equal to 1 millimeter.
16. according to claim 1-5, vehicle bridge component described in any one of 8-10 and 15, wherein the axle flange has multiple
Fastener hole.
17. vehicle bridge component according to claim 16, wherein between multiple fastener hole surrounds the axle flange circumferentially
It separates.
18. vehicle bridge component according to claim 16, wherein multiple fastener hole be it is threaded with receive stud or
Bolt.
19. vehicle bridge component according to claim 16, wherein first groove has the first of neighbouring first fastener hole
The second end of end and neighbouring second fastener hole, wherein first fastener hole and second fastener hole surround the vehicle bridge
The circumference of flange is continuous.
20. vehicle bridge component described in 7 or 18 according to claim 1, wherein first groove has neighbouring first fastener hole
The second end of first end and neighbouring second fastener hole, wherein first fastener hole and second fastener hole are surrounded and be somebody's turn to do
The circumference of axle flange is continuous.
21. a kind of method of vehicle bridge component processed again, the method comprising the steps of:
A) provide vehicle bridge component, the vehicle bridge component include with for receive the center portion of differential mechanism vehicle bridge shell, from this
The first vehicle bridge pipe that center portion extends and the second vehicle bridge pipe extended from the center portion；
The center portion has the opening limited by axle flange, which has the first matching surface；
The vehicle bridge component further includes differential mechanism carriage assemblies, which has the differential mechanism being mounted on carrier,
The carrier has carrier flange, which has the second matching surface, wherein the differential mechanism carriage assemblies are installed in this
On vehicle bridge shell and first matching surface is engaged with second matching surface；
B) the differential mechanism carriage assemblies are removed from the vehicle bridge shell；
C) groove is formed at least one of first matching surface and second matching surface, wherein the groove is elongated
, be circumferential orientation and extend around first matching surface and/or second matching surface less than 30 degree；
D) sealing device is applied at least one of first matching surface and second matching surface；And
E) the differential mechanism carriage assemblies are reinstalled on the vehicle bridge shell.
22. the method for vehicle bridge component processed again according to claim 21, wherein the groove is formed on second cooperation table
On face.
23. the method for vehicle bridge component processed again according to claim 21, wherein the groove is formed on the second differential mechanism load
On second matching surface of frame component, and in step e), which is installed in the vehicle bridge shell
On.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16162665.0A EP3225423A1 (en) | 2016-03-29 | 2016-03-29 | Axle assembly |
| EP16162665.0 | 2016-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107234927A CN107234927A (en) | 2017-10-10 |
| CN107234927B true CN107234927B (en) | 2019-10-29 |
Family
ID=55640618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710190078.8A Expired - Fee Related CN107234927B (en) | 2016-03-29 | 2017-03-27 | Vehicle bridge component |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10309512B2 (en) |
| EP (1) | EP3225423A1 (en) |
| CN (1) | CN107234927B (en) |
| BR (1) | BR102017006491A2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10279625B2 (en) * | 2014-08-15 | 2019-05-07 | Arvinmeritor Technology, Llc | Axel assembly having a bowl cover and a method of manufacture |
| CN110254134B (en) * | 2019-07-18 | 2024-07-05 | 高邮市北方动力机械有限公司 | New energy automobile transaxle |
| CN114161879A (en) * | 2020-09-10 | 2022-03-11 | 盐城市荣南机械制造有限公司 | Front drive axle of silage harvester |
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Also Published As
| Publication number | Publication date |
|---|---|
| US20170284526A1 (en) | 2017-10-05 |
| US10309512B2 (en) | 2019-06-04 |
| BR102017006491A2 (en) | 2018-07-31 |
| EP3225423A1 (en) | 2017-10-04 |
| CN107234927A (en) | 2017-10-10 |
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Granted publication date: 20191029 Termination date: 20210327 |